| // Copyright 2013 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "skia/ext/SkDiscardableMemory_chrome.h" |
| |
| #include <stddef.h> |
| |
| #include <utility> |
| |
| #include "base/functional/callback_helpers.h" |
| #include "base/memory/discardable_memory.h" |
| #include "base/memory/discardable_memory_allocator.h" |
| |
| SkDiscardableMemoryChrome::~SkDiscardableMemoryChrome() = default; |
| |
| bool SkDiscardableMemoryChrome::lock() { |
| return discardable_->Lock(); |
| } |
| |
| void* SkDiscardableMemoryChrome::data() { |
| return discardable_->data(); |
| } |
| |
| void SkDiscardableMemoryChrome::unlock() { |
| discardable_->Unlock(); |
| } |
| |
| SkDiscardableMemoryChrome::SkDiscardableMemoryChrome( |
| std::unique_ptr<base::DiscardableMemory> memory) |
| : discardable_(std::move(memory)) {} |
| |
| base::trace_event::MemoryAllocatorDump* |
| SkDiscardableMemoryChrome::CreateMemoryAllocatorDump( |
| const char* name, |
| base::trace_event::ProcessMemoryDump* pmd) const { |
| return discardable_->CreateMemoryAllocatorDump(name, pmd); |
| } |
| |
| SkDiscardableMemory* SkDiscardableMemory::Create(size_t bytes) { |
| // TODO(crbug.com/1034271): Make the caller handle a nullptr return value, |
| // and do not die when the allocation fails. |
| auto discardable = base::DiscardableMemoryAllocator::GetInstance() |
| ->AllocateLockedDiscardableMemoryWithRetryOrDie( |
| bytes, base::DoNothing()); |
| return new SkDiscardableMemoryChrome(std::move(discardable)); |
| } |